Started new plot impl

plot/axis.v

@@ -5,11 +5,11 @@ pub struct Axis {
 pub mut:
 	title    AxisTitle
 	tickmode string = 'auto'
-	tick0    f64
-	dtick    f64
-	tickvals []f64
-	ticktext []string
-	range    []f64
+	tick0    f64       [omitempty]
+	dtick    f64       [omitempty]
+	tickvals []f64     [omitempty]
+	ticktext []string  [omitempty]
+	range    []f64     [omitempty]
 }
 
 // AxisTitle handles needed data to render an axis title

plot/plot.v

@@ -32,6 +32,14 @@ pub fn (mut p Plot) add_annotation(annotation Annotation) Plot {
 }
 
 pub fn (mut p Plot) set_layout(layout Layout) Plot {
-	p.layout = layout
+	mut next_layout := layout
+	// Ensure that the layout range is specified correctly
+	if next_layout.xaxis.range.len != 2 {
+		next_layout.xaxis.range = []f64{}
+	}
+	if next_layout.yaxis.range.len != 2 {
+		next_layout.yaxis.range = []f64{}
+	}
+	p.layout = next_layout
 	return p
 }

plot/scripts/plotter.py

@@ -21,16 +21,6 @@ def load_json_file(file_handle):
     return json.load(file_handle)
 
 
-def process_layout_range(layout, axis):
-    """
-    Ensure that the layout range is specified correctly.
-    """
-    if f'{axis}axis' in layout:
-        if 'range' in layout[f'{axis}axis']:
-            if len(layout[f'{axis}axis']['range']) != 2:
-                layout[f'{axis}axis']['range'] = None
-
-
 def map_trace_type_to_plotly_object(trace_type):
     """
     Map vsl.plot.TraceType enum to Plotly objects.
@@ -90,10 +80,6 @@ def main():
     # Read layout JSON file.
     layout = load_json_file(args.layout)
 
-    # Ensure correct layout range specification.
-    for axis in ['x', 'y']:
-        process_layout_range(layout, axis)
-
     # List of traces to be plotted.
     plot_data = [process_trace(trace) for trace in data]